Question: What award was received by Dennis M. Ritchie and Ken Thompson ?
Paraphrase: Name the award given to both Ken Thompson and Dennis M. Ritchie.
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q45575 p:P166 ?s . ?s ps:P166 ?obj . ?s pq:P1706 wd:Q1107006 }